Lighting fixture backplate



FIG. 1 is a side elevation view of the lighting fixture backplate illustrating the environment of the lighting fixture backplate in accordance with my design;

FIG. 2 is a side elevation view of the lighting fixture backplate in accordance with my design;

FIG. 3 is a full front elevation view of the lighting fixture backplate in accordance with my design; and,

FIG. 4 is a top plan view of the lighting fixture backplate in accordance with my design.

The left and right elevational views are symmetrical.

The top and bottom plan views are identical.

The rear elevation is unornamented and follows the contour shown in FIGS. 2, 3 and 4.

The broken line environmental showing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for the lighting fixture backplate, as shown and described. 